pipeline: rpi: Remove additional external dma buf handling logic

There is no need to distinguish between dma bufs allocated outside of
libcamera and internally allocated buffers. As such, remove all the
special case handling of such buffers.

Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

1 files changed, 0 insertions, 16 deletions

diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp
index 97acafbb..1dfd4677 100644
--- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp
+++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp
@@ -1383,11 +1383,6 @@ void CameraData::handleStreamBuffer(FrameBuffer *buffer, RPi::Stream *stream)
 	Request *request = requestQueue_.empty() ? nullptr : requestQueue_.front();
 	if (!dropFrameCount_ && request && request->findBuffer(stream) == buffer) {
 		/*
-		 * Check if this is an externally provided buffer, and if
-		 * so, we must stop tracking it in the pipeline handler.
-		 */
-		handleExternalBuffer(buffer, stream);
-		/*
 		 * Tag the buffer as completed, returning it to the
 		 * application.
 		 */
@@ -1426,17 +1421,6 @@ void CameraData::handleState()
 	}
 }
 
-void CameraData::handleExternalBuffer(FrameBuffer *buffer, RPi::Stream *stream)
-{
-	unsigned int id = stream->getBufferId(buffer);
-
-	if (!(id & MaskExternalBuffer))
-		return;
-
-	/* Stop the Stream object from tracking the buffer. */
-	stream->removeExternalBuffer(buffer);
-}
-
 void CameraData::checkRequestCompleted()
 {
 	bool requestCompleted = false;